Leosphere
ExitedDevelops advanced optoelectronic devices
Leosphere has raised €21M across 2 funding rounds from 1 investor, most recently a Growth/Late round in Apr 2014. Based in Orsay, France; founded 2004; active in Cleantech. Acquired by Vaisala in 2018. Data as of 28 Oct 2026.
Total raised
€21M
€20,750,863
Funding rounds
2
Investors
1
distinct backers
Active since
2007-04
latest 2014-04
Funding by year
EUR raised per yearLeosphere — funding by year — interactive chart.
Data table
| Leosphere — funding by year | |
|---|---|
| 2007 | €751k |
| 2014 | €20M |
Funding rounds
2 rounds| Date | Stage | Amount | Investors | |
|---|---|---|---|---|
| 2014-04-01 | Growth/Late | €20M | IDInvest Partners | View deal → |
| 2007-04-01 | Seed | €751k | — | View deal → |
Exit
Type
acquisition
Date
Apr 2018
Value
€38M
Acquiror
Vaisala (Finland)
Investors
1Related news
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